added doc for gates + minor changes

src/element.typ

@@ -10,6 +10,4 @@
 #import "elements/logic/and.typ": gate-and, gate-nand
 #import "elements/logic/or.typ": gate-or, gate-nor
 #import "elements/logic/xor.typ": gate-xor, gate-xnor
-#import "elements/logic/buf.typ": gate-buf, gate-not
-/*
-*/
+#import "elements/logic/buf.typ": gate-buf, gate-not

src/elements/logic/and.typ

@@ -27,6 +27,10 @@
   return (f, tl, tr, br, bl)
 }
 
+/// Draws an AND gate. This function is also available as `element.gate-and()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-and
 #let gate-and(
   x: none,
   y: none,
@@ -56,6 +60,10 @@
   )
 }
 
+/// Draws an NAND gate. This function is also available as `element.gate-nand()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-nand
 #let gate-nand(
   x: none,
   y: none,
@@ -79,7 +87,7 @@
     fill: fill,
     stroke: stroke,
     id: id,
-    inverted: inverted + ("out",),
+    inverted: if inverted != "all" {inverted + ("out",)} else {inverted},
     debug: debug
   )
 }

src/elements/logic/buf.typ

@@ -24,6 +24,10 @@
   return (f, tl, tr, br, bl)
 }
 
+/// Draws a buffer gate. This function is also available as `element.gate-buf()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-buf
 #let gate-buf(
   x: none,
   y: none,
@@ -53,6 +57,10 @@
   )
 }
 
+/// Draws a NOT gate. This function is also available as `element.gate-not()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-not
 #let gate-not(x: none,
   y: none,
   w: none,
@@ -75,7 +83,7 @@
     fill: fill,
     stroke: stroke,
     id: id,
-    inverted: inverted + ("out",),
+    inverted: if inverted != "all" {inverted + ("out",)} else {inverted},
     debug: debug
   )
 }

src/elements/logic/gate.typ

@@ -7,6 +7,21 @@
   return (f, tl, tr, br, bl)
 }
 
+
+/// Draws a logic gate. This function is also available as `element.gate()`
+///
+/// - draw-shape (function): see #doc-ref("element.elmt")
+/// - x (number, dictionary): see #doc-ref("element.elmt")
+/// - y (number, dictionary): see #doc-ref("element.elmt")
+/// - w (number): see #doc-ref("element.elmt")
+/// - h (number): see #doc-ref("element.elmt")
+/// - inputs (int): The number of inputs
+/// - fill (none, color): see #doc-ref("element.elmt")
+/// - stroke (stroke): see #doc-ref("element.elmt")
+/// - id (str): see #doc-ref("element.elmt")
+/// - inverted (str, array): Either "all" or an array of port ids to display as inverted
+/// - inverted-radius (number): The radius of inverted ports dot
+/// - debug (dictionary): see #doc-ref("element.elmt")
 #let gate(
   draw-shape: default-draw-shape,
   x: none,
@@ -18,6 +33,7 @@
   stroke: black + 1pt,
   id: "",
   inverted: (),
+  inverted-radius: 0.2,
   debug: (
     ports: false
   )
@@ -65,14 +81,11 @@
   // Workaround because CeTZ needs to have all draw functions in the body
   let func = {}
   (func, tl, tr, br, bl) = draw-shape(id, tl, tr, br, bl, fill, stroke)
-  {
-    //draw.rect(tl, br)
-    func
-  }
+  func
 
-  let space = 100% / (inputs + 1)
+  let space = 100% / inputs
   for i in range(inputs) {
-    let pct = (i + 1) * space
+    let pct = (i + 0.5) * space
     let a = (tl, pct, bl)
     let b = (tr, pct, br)
     let int-name = id + "i" + str(i)
@@ -84,8 +97,8 @@
     let port-name = "in" + str(i)
     let port-pos = int-name + ".0"
     if inverted == "all" or port-name in inverted {
-      draw.circle(port-pos, radius: .2, anchor: "east", stroke: stroke)
-      port-pos = (rel: (-.4, 0), to: port-pos)
+      draw.circle(port-pos, radius: inverted-radius, anchor: "east", stroke: stroke)
+      port-pos = (rel: (-2 * inverted-radius, 0), to: port-pos)
     }
     add-port(
       id, "west",
@@ -96,32 +109,12 @@
 
   let out-pos = id + ".east"
   if inverted == "all" or "out" in inverted {
-    draw.circle(out-pos, radius: .2, anchor: "west", stroke: stroke)
-    out-pos = (rel: (.4, 0), to: out-pos)
+    draw.circle(out-pos, radius: inverted-radius, anchor: "west", stroke: stroke)
+    out-pos = (rel: (2 * inverted-radius, 0), to: out-pos)
   }
   add-port(
     id, "east",
     (id: "out"), out-pos,
     debug: debug.ports
   )
-})
-/* {
-  let ports = (west: (), east: ((id: "out"),))
-  for i in range(inputs) {
-    ports.west.push((id: "in"+str(i)))
-  }
-
-  element.elmt(
-    draw-shape: draw-shape,
-    x: x,
-    y: y,
-    w: w,
-    h: h,
-    ports: ports,
-    fill: fill,
-    stroke: stroke,
-    id: id,
-    auto-ports: true,
-    debug: debug
-  )
-}
+})

src/elements/logic/or.typ

@@ -38,6 +38,10 @@
   return (f, tl, tr, br, bl)
 }
 
+/// Draws an OR gate. This function is also available as `element.gate-or()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-or
 #let gate-or(
   x: none,
   y: none,
@@ -67,6 +71,10 @@
   )
 }
 
+/// Draws a NOR gate. This function is also available as `element.gate-nor()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-nor
 #let gate-nor(
   x: none,
   y: none,
@@ -90,7 +98,7 @@
     fill: fill,
     stroke: stroke,
     id: id,
-    inverted: inverted + ("out",),
+    inverted: if inverted != "all" {inverted + ("out",)} else {inverted},
     debug: debug
   )
 }

src/elements/logic/xor.typ

@@ -45,6 +45,10 @@
   return (f, tl, tr, br, bl)
 }
 
+/// Draws a XOR gate. This function is also available as `element.gate-xor()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-xor
 #let gate-xor(
   x: none,
   y: none,
@@ -74,6 +78,10 @@
   )
 }
 
+/// Draws a XNOR gate. This function is also available as `element.gate-xnor()`
+/// 
+/// For parameters, see #doc-ref("gates.gate")
+/// #examples.gate-xnor
 #let gate-xnor(
   x: none,
   y: none,
@@ -97,7 +105,7 @@
     fill: fill,
     stroke: stroke,
     id: id,
-    inverted: inverted + ("out",),
+    inverted: if inverted != "all" {inverted + ("out",)} else {inverted},
     debug: debug
   )
 }

src/gates.typ

@@ -0,0 +1,5 @@
+#import "elements/logic/gate.typ": gate
+#import "elements/logic/and.typ": gate-and, gate-nand
+#import "elements/logic/or.typ": gate-or, gate-nor
+#import "elements/logic/xor.typ": gate-xor, gate-xnor
+#import "elements/logic/buf.typ": gate-buf, gate-not

src/lib.typ

@@ -2,5 +2,6 @@
 
 #import "circuit.typ": circuit
 #import "element.typ"
+#import "gates.typ"
 #import "util.typ"
 #import "wire.typ"